import { VectorBufferStream } from '../utils/serialization/VectorBufferStream';
export declare const cSignAppDataReqVersion = 1;
export type SignAppDataReq = {
    type: string;
    nodesToSign: number;
    hash: string;
    appData: unknown;
};
export declare function serializeSignAppDataReq(stream: VectorBufferStream, obj: SignAppDataReq, root?: boolean): void;
export declare function deserializeSignAppDataReq(stream: VectorBufferStream): SignAppDataReq;
